illinois class 4 wastewater practice test illinois class 4 wastewater practice test

I just challenged the Water Treatment level 1 exam this Monday and noticed there were questions regarding distribution on it as well. The water quality parameters of pH and alkalinity and the presence of toxic substances can impact plant operation, because of their If the sludge drying beds had a decaying odor, what would be the most likely solution? activated sludge in an aeration tank Sludge Digestion & Solids Handling: a. pH If a single stage or primary tank has foam in the supernatant due to an "organic overload" in the digester, what is the best solution? How do you calibrate a chemical feed pump? d. once every other day, Sludge Digestion & Solids Handling: A fish is 2.5m2.5 \mathrm{~m}2.5m in front of the diving mask. 0000001543 00000 n d. chemical addition with counter masking or masking agents, chemical addition with counter masking or masking agents. DO These Study Guides are meant to help prepare operators for their Waste Water Treatment Operators Certification Exams. 0000045118 00000 n Student Resources. The following are approved as reference sources for the 2017 ABC standardized wastewater treatment operator exams. They do list the books they pull info from. c. sulfuric acid Water Environment Federation Bookstore. Thanks for your reply! Sludge Digestion & Solids Handling: d. flood the filter. b. gravity Wastewater sources & characteristics: Are you saying that the questions were easier on the actual test or harder? Which type of feeder would most likely feed clear solutions? 2017 Wastewater Treatment Operator Class IV Wastewater Treatment Operator Formula/Conversion Table ABC standardized exams are administered with an ABC Formula/Conversion Table containing mathematical formulas and common abbreviations that may be present on the exam. I passed the next time. These practice tests are a great study tool to add to your Water Distribution Operator Exam studying process. c. tapered aeration 2,135 Gal./Min. b. reduce turbulence a. O2 (+3) Which organism wold most probably be associated with moderate sludge age and effluent water quality, Wastewater sources & characteristics: d. settleable solids, Activated Sludge: So every time you practice you will take a unique test. What is the solids treatment method that chemically treats the residual flow, then spread evenly over a porous belt? 2019 Association of Boards of Certification. a. nitric acid when one liquid is dissolved in another liquid it is called. The process that uses heat to selectively destroy undesirable organisms is called: Disinfection: ABC standardized exams are administered with an ABC Formula/Conversion Table containing mathematical formulas and common abbreviations that may be present on the exam. Wastewater and some forms of industrial runoff can be treated and purified by algae (Algae Basics. To help you study for your wastewater treatment operator certification exam, here are four practice problems. a. rotameter /Length 9 0 R Bacteria in an anaerobic digester will effectively utilize: Virtual Water workshops meet from 1:00 p.m. to 4:00 p.m. The standard for gases has a density of. typically, how often should sediment and drip traps be drained in cold water? Sludge Digestion & Solids Handling: b. c. temperature f. white, Odor Control: that is they must test what they are supposed to test. Study Guide . Activated Sludge Module 3 . ._2ik4YxCeEmPotQkDrf9tT5{width:100%}._1DR1r7cWVoK2RVj_pKKyPF,._2ik4YxCeEmPotQkDrf9tT5{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center}._1DR1r7cWVoK2RVj_pKKyPF{-ms-flex-pack:center;justify-content:center;max-width:100%}._1CVe5UNoFFPNZQdcj1E7qb{-ms-flex-negative:0;flex-shrink:0;margin-right:4px}._2UOVKq8AASb4UjcU1wrCil{height:28px;width:28px;margin-top:6px}.FB0XngPKpgt3Ui354TbYQ{display:-ms-flexbox;display:flex;-ms-flex-align:start;align-items:flex-start;-ms-flex-direction:column;flex-direction:column;margin-left:8px;min-width:0}._3tIyrJzJQoNhuwDSYG5PGy{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;width:100%}.TIveY2GD5UQpMI7hBO69I{font-size:12px;font-weight:500;line-height:16px;color:var(--newRedditTheme-titleText);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.e9ybGKB-qvCqbOOAHfFpF{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;width:100%;max-width:100%;margin-top:2px}.y3jF8D--GYQUXbjpSOL5.y3jF8D--GYQUXbjpSOL5{font-weight:400;box-sizing:border-box}._28u73JpPTG4y_Vu5Qute7n{margin-left:4px} Outline a. gravity what % of the dissolved solids in wastewater are inorganics, Wastewater sources & characteristics: WasteWater Operator Certification, Grade 2, Wastewater Treatment Facilities: d. chemical oxidation, Wastewater Solids Processing: If the ponds or lagoons had an ammonia odor, what would be the most likely solution? r.queue=[],r.loaded=1*new Date,r.version="1.0.0", Sludge Digestion & Solids Handling: a. sand drying beds Wastewater Solids Processing: Sludge Digestion & Solids Handling: Answer the following question to test your understanding of the . 2 Study only Chapter 15 (Maintenance) and Chapter 16 (Laboratory Procedures and Chemistry) of Book #. MATERIAL AND METHODS Phone (800) 666-0206. What is the critical factor in any method to control the aeration tank? Test 2 - banking. d. 8 stages, Rotating Biological Contactors: Demo: Experience ABC's Computerized Exams. a) 346.2 b) 2229 Off GPM 7207 c) 3.23 33.4 in. What about the removal of suspended solids? The full practice test is randomly generated from a database of hundreds of questions, meaning no two test are ever exactly the same. Microorganisms that are methane fermenters will only produce in the pH range of, Sludge Digestion & Solids Handling: Residual Solids Management: What is the recommended withdrawal of chlorine in pounds from a 100 or 150 lb cylinder in a 24-hr period such that freezing does not occur? a)Clean settling basins and dispose of sludge. Currently the Collection Systems, the Class 4, Class 3, Class 2 and the Class 1 exam have 100 questions each. $32 c. $36 d. $42.50 Motor insulation material comes in four classes and the are based on_______, Maintenance: Secondary Treatment: Basic Chemistry: One solids treatment thickening process would be: 2,380 Gal./Min. excessive slime growths on a trickling filter may cause a condition on the the filter called, Trickling Filters: Loading Rates. Which one of the following is the best type of valve to use to dampen a water hammer? Each question has been validated through a process of panel review. What is the optimum temperature range of mesophile bacteria in anaerobic digestion? b. contact stabilization What can be done to the trickling filter to solve high effluent suspended solids? c. composting -all blowers are running. Proper flow velocity through a grit channel is indicated when the grit being removed contains . When the pump is not running, the water rises in 3 min. Wastewater treatment systems protect public health and the environment only if they are being properly operated and maintained. Which one of the following types of wastewater ponds listed below is not classified like the other three? To see these classes - CLICK HERE. Study key C amp D IN gov. The demo is available to both certification programs and trainers to help prepare individuals for taking a computerized exam. d. activated sludge, Wastewater Treatment Facilities: Influent BOD testing will allow monitoring of F/M ratio and plant organic loading. c. hypochlorite acid 2014. by coe1069, This course compiles 14 individual lessons into one course to make 16 hours. Waste Treatment Ponds: Activated Sludge Module 2 . -high surface turbulence. The best operation performance for an anaerobic digester is when it is feed DERFSTA. (time of day), Waste Treatment Ponds: b. F/M The plant engineer estimates the machine has a useful life of 5 years and no salvage value. The color of the first RBC is___; the color of the second RBC is_____; and the color of the third RBS C is____, (1) gray Was it a 3 in collections or treatment? Press J to jump to the feed. Hb```f``d30 P9eVcrV),VA`}. c)Replenish chemical stock. a. incineration What type of feeder would always feed a gas? The City of Prattville is offering a new wastewater certification exam preparation course. Wide, and 14 ft. Need to know criteria. What is the odor detection limit of chlorine gas? Approved Training Provider - Indiana, Illinois, Ohio, Delaware, Alabama, Maryland, Idaho, North Carolina, South Carolina, Virginia, West Virginia, Tennessee and Kentucky. now if it's bomb after bombeh, i might make ya take a break for a bit before going again. Chlorine disinfects water much slower at a pH around 7.0 than at a pH over 8.0. Sedimentation and Flotation: ._1sDtEhccxFpHDn2RUhxmSq{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;display:-ms-flexbox;display:flex;-ms-flex-flow:row nowrap;flex-flow:row nowrap}._1d4NeAxWOiy0JPz7aXRI64{color:var(--newCommunityTheme-metaText)}.icon._3tMM22A0evCEmrIk-8z4zO{margin:-2px 8px 0 0} Process wastewater can Mr Jose These practice questions and answers are brought to you free of charge by RoyCEU.com. If there is a leak from a valve on a sulfur dioxide tank and the lead is found using ammonia, what color will the vapor fumes be? a. BOD the books are a tad overkill for the ABC tests. a. incinerated material a. no organics c. lime stabilization 98) Every day the operator of a small wastewater treatment plant should. _____? temperature favoring the growth of a particular species of algae. feathr("fly", "5e558ae66f594e4be753166e"); The solids treatment method usually dewaters solids by mixing them with a bulking agent and then waiting for biological stabilization to occur? 0000000700 00000 n 8 0 obj When inserting glass tubing into a rubber hose or stopper, never use____for lubrication, Basic Chemistry: What is the chemical formula for sulfuric acid? d. pure oxygen, Activated Sludge: Sludge Digestion & Solids Handling: Sludge Digestion & Solids Handling: b. screenings How often should the oil in the chain casing be changed? c. DO Wastewater Collections Grade 2 Practice Test California Wastewater Collections Grade 2 Practice Test California Water and Wastewater Courses For Operator Certification. What solids treatment method removes 100% of the pathogens, water, and organics (UV is not the answer), Residual Solids Management: $25 b. -high surface turbulence. a. flotation Primary treatment is not required in which modified activated sludge process? Which organism would most probably be associated with high suspended solids and biochemical oxygen demand (BOD). d. flooding the filter, Trickling Filters: d. step aeration, Activated Sludge: a. gray Disinfection: d. N2O. . These questions are similar to, but not the same as, the questions you are likely to encounter on your certification exam. Waste Treatment Ponds: a. gravity If power to a Test Center is temporarily interrupted during an administration, your examination will be restarted. Pass your test the first time! PRACTICE EXAM 13-20 . 100:5:1 For more practice problems: https://www.waterandwastewatercourses.com/To enroll in an online course: https://courses.waterandwastewatercourses.com/Grade 1: . Introduction to Water & Wastewater Treatment Technology - This course from Mountain Empire Community College includes 19 lessons tracing the flow of water from the source through treatment, storage, distribution, use, waste collection, treatment and discharge back into the environment. b. filter presses b. nitrogen b. hypochlorous acid Given the following information: -aerobic digester dissolved oxygen level is at 3.5 mg/L. STUDY STRATEGY 10-13 . Sorry, your blog cannot share posts by email. (3) reddish brown, Activated Sludge: Class 4 Study Guide Wastewater Operator Certification . d. flotation, Wastewater Solids Processing: Making water clean. Best of luck you! when taking a bacteria sample, the sample bottle should be filled with water. Which one of the following best defines the term stray-current corrosion? 3 stages ._3Z6MIaeww5ZxzFqWHAEUxa{margin-top:8px}._3Z6MIaeww5ZxzFqWHAEUxa ._3EpRuHW1VpLFcj-lugsvP_{color:inherit}._3Z6MIaeww5ZxzFqWHAEUxa svg._31U86fGhtxsxdGmOUf3KOM{color:inherit;fill:inherit;padding-right:8px}._3Z6MIaeww5ZxzFqWHAEUxa ._2mk9m3mkUAeEGtGQLNCVsJ{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;color:inherit} c. orifice b. NO2 Introducing Cram Folders! THESE ARE NOT DUPLICATE QUESTIONS FROM ANY STATE EXAM. Certification Exam Prep; Continuing Education; Certificate Program; Utility Management c. rotating feeder You have to finish following quiz, to start this quiz: When organic wastes are discharged to receiving water, oxygen is depleted by. The full practice test is randomly generated from a database of hundreds of questions, meaning no two test are ever exactly the same. Add to folder H}Wr8[$HB$"&.ZO*JJ4p8(To>|H^sGGrB*G*f%G. stream I passed the ABC class 3 and didnt use the Sacramento books at all. This test is designed to simulate the actual Wastewater exam as closely as possible. Classes will Start September 7, 2021 and meet twice per week (Tues & Thurs) for six weeks, ending on October 14, 2021. c. has less flocculant than primary sludges What is the ultimate measure of effective chlorination? I included the answers at the bottom of this page. Please sign in to share these flashcards. d. brown Which one of the following methods would not be used to feed DRY chemicals? a. several times a day b. phosphoric acid The industrial Class K (facility-specific) exam has a total of 15 questions, 5 multiple choice short answer/essay. the clarifier is hydraulically overloaded, Effluent Disposal: WEF/ABC/C 2 EP Wastewater Operators' Guide to Preparing for the Certification Examination. This course includes the following lessons: System Design and Layout, Distribution Piping, Water Storage, Fire Hydrants and Valves, Water Meters, Pumps and Motors, Cross-Connection Control, Disinfection, Corrosion Control, Water Quality, Water Main Installation and Backfilling, Safety, Regulations, Hydraulics Disinfection: worked for me on the class IV. New Sacramento books tend to cover a lot of stuff that you will see on ABC course, but exams will ask you for a very specific thing that youre most likely to skip in the book heh. Safety: 50 terms. Name the solids treatment method that has a solids buildup which forms a blanket on the bottom and forces the water out due to compression? Activated Sludge: Grease should be cleaned from walkaways with a stiff brush and b. grit .FIYolDqalszTnjjNfThfT{max-width:256px;white-space:normal;text-align:center} The clarity of a trickling filter's effluent is considered good when the "Secchi" disk can be read at a level of___ft, Basic Chemistry: .Rd5g7JmL4Fdk-aZi1-U_V{transition:all .1s linear 0s}._2TMXtA984ePtHXMkOpHNQm{font-size:16px;font-weight:500;line-height:20px;margin-bottom:4px}.CneW1mCG4WJXxJbZl5tzH{border-top:1px solid var(--newRedditTheme-line);margin-top:16px;padding-top:16px}._11ARF4IQO4h3HeKPpPg0xb{transition:all .1s linear 0s;display:none;fill:var(--newCommunityTheme-button);height:16px;width:16px;vertical-align:middle;margin-bottom:2px;margin-left:4px;cursor:pointer}._1I3N-uBrbZH-ywcmCnwv_B:hover ._11ARF4IQO4h3HeKPpPg0xb{display:inline-block}._2IvhQwkgv_7K0Q3R0695Cs{border-radius:4px;border:1px solid var(--newCommunityTheme-line)}._2IvhQwkgv_7K0Q3R0695Cs:focus{outline:none}._1I3N-uBrbZH-ywcmCnwv_B{transition:all .1s linear 0s;border-radius:4px;border:1px solid var(--newCommunityTheme-line)}._1I3N-uBrbZH-ywcmCnwv_B:focus{outline:none}._1I3N-uBrbZH-ywcmCnwv_B.IeceazVNz_gGZfKXub0ak,._1I3N-uBrbZH-ywcmCnwv_B:hover{border:1px solid var(--newCommunityTheme-button)}._35hmSCjPO8OEezK36eUXpk._35hmSCjPO8OEezK36eUXpk._35hmSCjPO8OEezK36eUXpk{margin-top:25px;left:-9px}._3aEIeAgUy9VfJyRPljMNJP._3aEIeAgUy9VfJyRPljMNJP._3aEIeAgUy9VfJyRPljMNJP,._3aEIeAgUy9VfJyRPljMNJP._3aEIeAgUy9VfJyRPljMNJP._3aEIeAgUy9VfJyRPljMNJP:focus-within,._3aEIeAgUy9VfJyRPljMNJP._3aEIeAgUy9VfJyRPljMNJP._3aEIeAgUy9VfJyRPljMNJP:hover{transition:all .1s linear 0s;border:none;padding:8px 8px 0}._25yWxLGH4C6j26OKFx8kD5{display:inline}._2YsVWIEj0doZMxreeY6iDG{font-size:12px;font-weight:400;line-height:16px;color:var(--newCommunityTheme-metaText);display:-ms-flexbox;display:flex;padding:4px 6px}._1hFCAcL4_gkyWN0KM96zgg{color:var(--newCommunityTheme-button);margin-right:8px;margin-left:auto;color:var(--newCommunityTheme-errorText)}._1hFCAcL4_gkyWN0KM96zgg,._1dF0IdghIrnqkJiUxfswxd{font-size:12px;font-weight:700;line-height:16px;cursor:pointer;-ms-flex-item-align:end;align-self:flex-end;-webkit-user-select:none;-ms-user-select:none;user-select:none}._1dF0IdghIrnqkJiUxfswxd{color:var(--newCommunityTheme-button)}._3VGrhUu842I3acqBMCoSAq{font-weight:700;color:#ff4500;text-transform:uppercase;margin-right:4px}._3VGrhUu842I3acqBMCoSAq,.edyFgPHILhf5OLH2vk-tk{font-size:12px;line-height:16px}.edyFgPHILhf5OLH2vk-tk{font-weight:400;-ms-flex-preferred-size:100%;flex-basis:100%;margin-bottom:4px;color:var(--newCommunityTheme-metaText)}._19lMIGqzfTPVY3ssqTiZSX._19lMIGqzfTPVY3ssqTiZSX._19lMIGqzfTPVY3ssqTiZSX{margin-top:6px}._19lMIGqzfTPVY3ssqTiZSX._19lMIGqzfTPVY3ssqTiZSX._19lMIGqzfTPVY3ssqTiZSX._3MAHaXXXXi9Xrmc_oMPTdP{margin-top:4px} Illinois EPA certifies the technical competency of operators of municipal and industrial wastewater treatment/pretreatment facilities and also administers a voluntary certification . Sludge Digestion & Solids Handling: decomposition of a material caused by an outside electric current, A shock load of toxic wastes coming into a plant can be treated or controlled with, {"cdnAssetsUrl":"","site_dot_caption":"Cram.com","premium_user":false,"premium_set":false,"payreferer":"clone_set","payreferer_set_title":"Wastewater Grade 4 Questions","payreferer_url":"\/flashcards\/copy\/wastewater-grade-4-questions-4642202","isGuest":true,"ga_id":"UA-272909-1","facebook":{"clientId":"363499237066029","version":"v12.0","language":"en_US"}}. anatomy and physiology. What should be the air gap separation between a potable water pipe and the rim of a wastewater tank? b. c. composting a. high sludge production The responses provided up to the point of interruption will be Secondary Treatment: b. are more fibrous Class 2 Wastewater Test Questions fullexams com. Wastewater Operator Certification Exam Schedule You must have a Letter of Admission to take the wastewater operator examination. This class addresses all the test topics and provides the operators with all the study material necessary to prepare for the exam. acid fermentaters would predominate and pH would decrease, Sludge Digestion & Solids Handling: 0000001180 00000 n d. positive displacement. Hence you can not start it again. Maintenance: By the way, please keep in mind these problems are for anyone who is pursuing the first two certification levels. We weren't able to detect the audio language on your flashcards. Sludge Digestion & Solids Handling: c. increase mixing b. trickling filter Create an account to follow your favorite communities and start taking part in conversations. What is the name of the solids treatment method that maintains a certain pH for at least 2 hrs, then with the final product which can then be applied directly to land is called______. How often should the oil be changed in the speed reducer of a rotating biological contactor? a. step aeration Approved Environment, Inc. offers 50 online continuing education (CE) courses for water and wastewater. Adequate ___BOD, ____nitrogen, ____Phosphorous ratio for microorganisms to grow is usually What term describes the condition that exists when the source of the water supply is below the centerline of the pump? During the exam, . Waste Treatment Ponds: Each of the Practice Exams is a multiple choice test (50 questions). b. cyanide b. decrease circulation (Time of day), Waste Treatment Ponds: This stage takes care of the dissolved organic matter that escapes the primary stage. Approx. d. chemical oxidation. Math d. mixing, Sludge Digestion & Solids Handling: What is the only acceptable breathing device to wear while handling chlorine leaks? a. thickening %PDF-1.2 This course will prepare you to pass your entry level wastewater treatment operator exam with confidence and get you started on your way to a successful and satisfying career in wastewater treatment.